Is removing and installing a blower motor and blower motor resistor challenging for home mechanics on Mazda 3?

This is not easy to undertake by home mechanics because of obscure fasteners, and difficult angles, and is best left to those of the more experienced do-it-yourselfers. When the blower motor is being removed, one should take a note of each part assembled in an orderly way, and this will make it easy to assemble the user again. Start by removing the battery cover and the negative battery terminal. The next step is to remove the steering column covers and instrument cluster, then remove the driver side scuff plate, kick panel, knee bolster, and the instrument cluster trim panel. Disconnect and pull out the steering shaft and the accelerator pedal pedal position sensor and then the brake pedal. Take out the resistor, disconnect the electrical connector with the resistor on the blower motor, remove the screws that hold it in place, and remove the resistor. On the blower motor removal, at least two persons are advisable so that no damage is caused to the fan. The ignition should be turned on, the A/C should be turned on to the FRESH air mode and the key should be switched off. Deassemble blower motor resistor, instrument panel trim strips, glove box assembly and Passenger Junction Box. Disassembly: Unscrew the radio and auto leveling control module and remove the floor air duct and remove the temporary steering stay when needed. Identify the blower case and air intake actuator and delete the blower case mounting screws as well as unplug the air intake actuator connector. Pinch the case of the blower a little forward, turn it around the firewall and take out the whole assembly. Take out the air guide of the evaporator housing and then insert a special tool on the blower motor. On the driver side, remove the electrical connector and the blower motor cooling tube, then pull the blower motor cover using the tab and turn it clockwise. Hold blower motor with an assistant to ensure that it does not fall into the evaporator case. Very carefully remove blower motor assembly. To install, insert the special service tool in the blower motor and insert the assembly in the housing, making sure that it is placed correctly. Install blower cover and press the locking tab and turn anticlockwise till it clips. Lastly, take off the special service tool and do the installation in that order.

Where is the blower motor resistor located and how do you replace it on Mazda MX-5 Miata?

On models with a mechanically controlled blower motor, the resistor of the blower motor is mounted on the blower motor housing before 2006. It is best to start with the ignition key being switched to OFF. Either take out the trim panel underneath the glove box and unplug the electrical connector of the blower motor resistor. Verify the continuity of the resistor side of the connector: In earlier models Continuity must be present between terminals 1A and 2A, 1A and 2B, 1A and 2C and 1A and 20. In models between the year 1997 and 2005, there should be continuity between terminals 1A-1B and 3A-3B, and also no continuity between the terminals 2A-2B, 2B-2C, and 2C-20. In case the continuity is not in these specifications, change the resistor. In order to replace it, it is necessary to take out the old resistor and fit a new one to the blower motor housing and re-connect the electrical connector. By this time, the engine will be started and the blower motor turned on and its proper operation checked at all speeds before replacing the lower trim panel below the glove box.

Genuine Mazda Blower Motor Resistor

Heater Blower Motor Resistor

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50 Blower Motor Resistors found

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Mazda Resistor Part Number: GK3J-61-B15A
$17.26 MSRP: $23.02
You Save: $5.76 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
- Replaces: GK3J-61-B15
Fits the following Mazda Models:
- 6 | 2003-2008 | i, Mazdaspeed, S | 4 Cyl 2.3 L GAS, 6 Cyl 3.0 L GAS
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Mazda Resistor Part Number: KD45-61-B15
$30.69 MSRP: $40.92
You Save: $10.23 (25%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- CX-5 | 2013-2015 | Grand Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: EG21-61-B15A
$31.03 MSRP: $41.37
You Save: $10.34 (25%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- CX-7 | 2009-2012 | Grand Touring, Sport, SV, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: D651-61-B15
$32.16 MSRP: $42.90
You Save: $10.74 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 2 | 2011-2014 | Sport, Touring | 4 Cyl 1.5 L GAS
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Mazda Resistor Part Number: BP4K-61-B15
$32.83 MSRP: $43.78
You Save: $10.95 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 3 | 2004-2006 | i, S, SP23 | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
- 5 | 2006-2007 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Resistor Part Number: BN8P-61-B15
$33.14 MSRP: $44.19
You Save: $11.05 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 3 | 2006-2009 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda Resistor Part Number: BVTB-61-B15
$35.31 MSRP: $47.09
You Save: $11.78 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 3 | 2006-2009 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda Resistor Part Number: NA01-61-B15
$48.90 MSRP: $65.21
You Save: $16.31 (26%)
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Product Specifications
- Other Name: Resistor, Blower
Fits the following Mazda Models:
- Miata | 1999-2005, 1990-1997 | 10th Anniversary, Base, LE, LS, M Edition, Mazdaspeed, SE, Shinsen, STO | 4 Cyl 1.6 L GAS, 4 Cyl 1.8 L GAS
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Mazda Resistor Part Number: FE01-61-B15
$58.45 MSRP: $77.95
You Save: $19.50 (26%)
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Product Specifications
- Other Name: Resistor, Heater Unit
Fits the following Mazda Models:
- RX-8 | 2004-2011 | 40th Anniversary Edition, Base, Grand Touring, R3, Shinka, Sport, Touring | 2 Cyl 1.3 L GAS
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Mazda Resistor Part Number: N243-61-B15
$74.36 MSRP: $99.17
You Save: $24.81 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit; Blower Motor Resistor
Fits the following Mazda Models:
- MX-5 Miata | 2016-2023 | 100th Anniversary Special Edition, Club, Grand Touring, RF 100th Anniversary Special Edition, RF Club, RF Grand Touring, Sport | 4 Cyl 2.0 L GAS
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Mazda Resistor Part Number: LC74-61-P21
$73.16 MSRP: $97.57
You Save: $24.41 (26%)
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Product Specifications
- Other Name: Resistor, Cooling Unit-Rear; Resistor
Fits the following Mazda Models:
- MPV | 2000-2006 | DX, ES, LX, LX-SV | 6 Cyl 2.5 L GAS, 6 Cyl 3.0 L GAS
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Mazda Resistor Part Number: EG22-61-B15
$100.29 MSRP: $133.75
You Save: $33.46 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- CX-7 | 2009-2012 | Grand Touring, Sport, SV, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: GJ6E-61-B15
$94.53 MSRP: $126.06
You Save: $31.53 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 6 | 2006-2007 | Mazdaspeed | 4 Cyl 2.3 L GAS
- CX-7 | 2007-2009 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda Resistor Part Number: KD47-61-B15
$105.35 MSRP: $140.49
You Save: $35.14 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- CX-5 | 2013-2016 | Grand Touring, Sport, Touring | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: CE49-61-B15
$109.58 MSRP: $146.13
You Save: $36.55 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 5 | 2012-2015, 2008-2010 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: L206-61-P21
$102.98 MSRP: $137.32
You Save: $34.34 (26%)
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Product Specifications
- Other Name: Resister, Rear
- Replaces: TD11-61-P21
Fits the following Mazda Models:
- CX-9 | 2007-2015 | Grand Touring, Sport, Touring | 6 Cyl 3.5 L GAS, 6 Cyl 3.7 L GAS
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Mazda Resistor Part Number: NE51-61-B15
$117.20 MSRP: $156.30
You Save: $39.10 (26%)
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- MX-5 Miata | 2006-2015 | 25th Anniversary Edition, Base, Club, Club Spec, Grand Touring, Special Edition, Sport, SV, Touring | 4 Cyl 2.0 L GAS
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Mazda Resistor Part Number: BBM4-61-B15
$125.56 MSRP: $167.46
You Save: $41.90 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 3 | 2010-2013 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: BBM5-61-B15
$125.56 MSRP: $167.46
You Save: $41.90 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 3 | 2010-2013 | i, Mazdaspeed, S | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda Resistor Part Number: GS3L-61-B15
Product Specifications
- Other Name: Resistor, Blower Unit
Fits the following Mazda Models:
- 6 | 2009-2013 | i, S | 4 Cyl 2.5 L GAS, 6 Cyl 3.7 L GAS

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1-20 of 50 Results

Mazda Blower Motor Resistor

The Mazda Blower Motor Resistor regulates cabin fan speed with precise electrical resistance, giving every driver full control over gentle breezes or rapid defogging. Mazda built its reputation on lively rotary motors in the 1960s, and it keeps the same spirited mindset today with Skyactiv engines that squeeze more range from every drop of fuel while keeping throttle response crisp. The Kodo Soul of Motion design language shapes each Mazda body so it looks ready to pounce even when parked, and i-Activsense safety aids like lane-keep and radar cruise add calm confidence on commutes. Whether a compact hatchback or a roomy SUV, every Mazda blends sharp steering with smart efficiency, so owners enjoy cars that feel athletic and responsible at the same time. Hidden behind that engaging drive experience, the Blower Motor Resistor quietly supports comfortable cabins across the lineup. Positioned in the ventilation ductwork, each Blower Motor Resistor channels current through different internal paths whenever the dashboard dial is moved, and each path sets a new fan speed without bulky hardware. Older ceramic blocks and newer slim circuit boards follow the same principle, proving the component's reliability through generations of Mazda vehicles. If it fails, only the top speed usually remains, a clear hint that swift replacement will restore smooth multi-step airflow and keep climate control performing flawlessly.

You'll get great performance and real durability when you pick genuine OEM Blower Motor Resistor. Mazda builds these using high-quality materials and official factory methods to ensure they hold up mile after mile. You deserve that Mazda reliability without the headache of cheap knockoffs. It is easy to find exactly what you need in our huge inventory of genuine parts. Plus, every OEM part carries a real manufacturer's warranty for your peace of mind. You will love our low prices too. Order today and we will ship your brand-new parts fast. They often reach your door in just a few days.

Mazda Blower Motor Resistor Parts and Q&A

Resistor
BP4M-61-B15
Q: Is removing and installing a blower motor and blower motor resistor challenging for home mechanics on Mazda 3?
A:
This is not easy to undertake by home mechanics because of obscure fasteners, and difficult angles, and is best left to those of the more experienced do-it-yourselfers. When the blower motor is being removed, one should take a note of each part assembled in an orderly way, and this will make it easy to assemble the user again. Start by removing the battery cover and the negative battery terminal. The next step is to remove the steering column covers and instrument cluster, then remove the driver side scuff plate, kick panel, knee bolster, and the instrument cluster trim panel. Disconnect and pull out the steering shaft and the accelerator pedal pedal position sensor and then the brake pedal. Take out the resistor, disconnect the electrical connector with the resistor on the blower motor, remove the screws that hold it in place, and remove the resistor. On the blower motor removal, at least two persons are advisable so that no damage is caused to the fan. The ignition should be turned on, the A/C should be turned on to the FRESH air mode and the key should be switched off. Deassemble blower motor resistor, instrument panel trim strips, glove box assembly and Passenger Junction Box. Disassembly: Unscrew the radio and auto leveling control module and remove the floor air duct and remove the temporary steering stay when needed. Identify the blower case and air intake actuator and delete the blower case mounting screws as well as unplug the air intake actuator connector. Pinch the case of the blower a little forward, turn it around the firewall and take out the whole assembly. Take out the air guide of the evaporator housing and then insert a special tool on the blower motor. On the driver side, remove the electrical connector and the blower motor cooling tube, then pull the blower motor cover using the tab and turn it clockwise. Hold blower motor with an assistant to ensure that it does not fall into the evaporator case. Very carefully remove blower motor assembly. To install, insert the special service tool in the blower motor and insert the assembly in the housing, making sure that it is placed correctly. Install blower cover and press the locking tab and turn anticlockwise till it clips. Lastly, take off the special service tool and do the installation in that order.
Resistor
NE51-61-B15
Q: Where is the blower motor resistor located and how do you replace it on Mazda MX-5 Miata?
A:
On models with a mechanically controlled blower motor, the resistor of the blower motor is mounted on the blower motor housing before 2006. It is best to start with the ignition key being switched to OFF. Either take out the trim panel underneath the glove box and unplug the electrical connector of the blower motor resistor. Verify the continuity of the resistor side of the connector: In earlier models Continuity must be present between terminals 1A and 2A, 1A and 2B, 1A and 2C and 1A and 20. In models between the year 1997 and 2005, there should be continuity between terminals 1A-1B and 3A-3B, and also no continuity between the terminals 2A-2B, 2B-2C, and 2C-20. In case the continuity is not in these specifications, change the resistor. In order to replace it, it is necessary to take out the old resistor and fit a new one to the blower motor housing and re-connect the electrical connector. By this time, the engine will be started and the blower motor turned on and its proper operation checked at all speeds before replacing the lower trim panel below the glove box.